ml system design Interview Questions
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eBay ML System Design: Post-Checkout Recommendations
Design a low-latency post-checkout recommendation system for eBay: retrieval, ranking, features, training, and metrics. Prepare for ML interviews with examples.
Google ML System Design: Fuzzy Video Deduplication
Design a real-time fuzzy video deduplication system using embedding models and ANN search. Learn tradeoffs, scalability, and appeal workflows—prepare for interviews.
LinkedIn ML System Design: Real-Time Nearby Recommendations
Build a low-latency, scalable ML system to recommend nearby places in real time. Get architecture, dataflow, personalization tips, and interview follow-ups.
Meta ML System Design: Real-Time Personalized Feed Ranking
Build a real-time personalized ranking system for Meta's news feed. Learn low-latency serving, online updates, cold-start handling, diversity, and A/B testing.
Microsoft ML System Design: Local Sports Team Recommender
Scalable recommender for local sports teams: data ingestion, candidate generation, ranking, real-time updates, and metrics. Prep for ML design interviews.
Netflix ML System Design: Real-time Sentiment Tracking
Design a scalable real-time social media sentiment tracking system for Netflix. Learn architecture, streaming NLP, time-series aggregation, alerting. Prepare.
OpenAI ML System Design: Scalable Enterprise RAG
Prepare to design a scalable enterprise RAG system for document Q&A and customer support. Review architecture, retrieval, security, and deployment tips for OpenAI ML interviews.
Palantir ML System Design: Scalable Music Recommender
Plan a scalable, low-latency music recommendation service for streaming platforms. Learn architecture, APIs, data models, and real-time updates for Palantir ML interviews.
PayPal ML System Design: Real-Time Fraud Detection Engine
Prepare for PayPal ML interviews: design a low-latency, scalable real-time fraud detection pipeline. Learn components, latency tactics, scoring, and follow-ups.
Pinterest ML System Design: Real-Time Personalized Feed
Design a Pinterest-style real-time feed ranking system using embeddings, low-latency serving, and streaming events. Learn architecture choices and next steps.
Roblox ML System Design: Real-time Game Recommendations
Build a low-latency Roblox recommender that matches users to games using lifetime average playtime. Learn streaming aggregation, candidate generation and ranking.
Snapchat ML System Design: Real-Time Multimodal Moderation
Design a Snapchat real-time multimodal harmful content detection system—architecture, latency, scalability, moderation integration and feedback loops. Prepare.
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